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English, 21.06.2019 22:00
Biologists recognize five levels of cell organization. the lowest and simplest is the cellular level. organisms here are either unicellular organisms, like protozoa, or colonial organisms. colonial organisms are composed of single-celled individuals that stay together to sustain the life of the whole colony. next on the scale of complexity is the level occupied by tissue. a tissue is a group of similar cells which perform a similar activity. tissues that are organized around a common function together make up an organ, the third level of complexity. the fourth level of organization is the system, formed by a group of organs which together perform a specific bodily process. the fifth and highest level is the organism level, in which body systems work together in a structure capable of independent life. main idea:
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English, 21.06.2019 22:30
In the play "sorry wrong number"which part of the story can you find heightened tension and suspense?
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English, 21.06.2019 23:00
If the story "two kinds " has been told through suyuan's point of view, what type of narration would be appropriate
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My brother usually (go) ……………… fishing in his free time...
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